Delphinium vs Spinach

Side-by-side plant comparison — which is right for your garden?

Delphinium

Delphinium elatum

Ranunculaceae · flowers

Deer ResistantHigh Maintenance

Spinach

Spinacia oleracea

Amaranthaceae · vegetables

EdibleLow Maintenance

Hardiness Zone Range

Delphinium (Zones 3-7)

Spinach (Zones 2-11)

Overlap: Both grow in zones 3–7

Detailed Comparison

Feature	Delphinium	Spinach
Scientific Name	Delphinium elatum	Spinacia oleracea
Family	Ranunculaceae	Amaranthaceae
Category	flowers	vegetables
Sun	☀️ Full Sun	☀️ Full Sun to Part Shade
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Moist
Height	6'	1'
Spread	2'	8"
Bloom Season	Early Summer	Spring, Fall
Bloom Color	Blue, Purple, White, Pink	Green (insignificant)
Growth Rate	Fast	Fast
Native Region	Europe, Asia	Persia
Maintenance	High	Low

Special Traits

Delphinium

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Spinach

Yes — EdibleNo — Deer ResistantNo — Drought Tolerant

Care Tips

Delphinium

✓Stake tall varieties.
✓Cut back after first bloom for possible rebloom.
✓Needs cool summers — struggles in heat.
✓Slugs love young growth.
✓All parts are toxic.

Spinach

✓Plant 4-6 weeks before last frost.
✓Succession sow every 2 weeks.
✓Harvest outer leaves or cut entire plant.
✓Needs cool weather — bolts quickly in heat.

Which Plant Is Right for Your Garden?

Choose Delphinium if you don't mind high maintenance, and want deer resistance. It thrives in full sun with medium water in zones 3–7.

Choose Spinach if you want a low-maintenance plant. It thrives in full sun to part shade with medium water in zones 2–11.

Plant them together? Both overlap in zones 3–7. However, they have different sun needs, so plan your garden layout carefully.

View DelphiniumProfile →View SpinachProfile →

Frequently Asked Questions

Can Delphinium and Spinach grow in the same hardiness zone?

Delphinium grows in USDA zones 3-7, while Spinach grows in zones 2-11. Both plants can grow together in zones 3 through 7.

Do Delphinium and Spinach have the same sun and water needs?

Delphinium needs full sun and medium water, while Spinach needs full sun to part shade and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Delphinium or Spinach?

Delphinium grows taller at 6' compared to Spinach at 1'. Delphinium spreads 2' while Spinach spreads 8".

Are Delphinium and Spinach deer resistant?

Delphinium is deer resistant, but Spinach is not. If deer are a concern, Delphinium is the better choice, or protect Spinach with fencing.

Which is easier to maintain, Delphinium or Spinach?

Delphinium has high maintenance while Spinach has low maintenance. Spinach may be easier for beginning gardeners to manage.

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Detailed Comparison

Feature	Delphinium	Spinach
Scientific Name	Delphinium elatum	Spinacia oleracea
Family	Ranunculaceae	Amaranthaceae
Category	flowers	vegetables
Sun	☀️ Full Sun	☀️ Full Sun to Part Shade
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Moist
Height	6'	1'
Spread	2'	8"
Bloom Season	Early Summer	Spring, Fall
Bloom Color	Blue, Purple, White, Pink	Green (insignificant)
Growth Rate	Fast	Fast
Native Region	Europe, Asia	Persia
Maintenance	High	Low

Care Tips

Delphinium

✓Stake tall varieties.
✓Cut back after first bloom for possible rebloom.
✓Needs cool summers — struggles in heat.
✓Slugs love young growth.
✓All parts are toxic.

Spinach

✓Plant 4-6 weeks before last frost.
✓Succession sow every 2 weeks.
✓Harvest outer leaves or cut entire plant.
✓Needs cool weather — bolts quickly in heat.

Which Plant Is Right for Your Garden?

Choose Delphinium if you don't mind high maintenance, and want deer resistance. It thrives in full sun with medium water in zones 3–7.

Choose Spinach if you want a low-maintenance plant. It thrives in full sun to part shade with medium water in zones 2–11.

Plant them together? Both overlap in zones 3–7. However, they have different sun needs, so plan your garden layout carefully.

Frequently Asked Questions

Can Delphinium and Spinach grow in the same hardiness zone?

Delphinium grows in USDA zones 3-7, while Spinach grows in zones 2-11. Both plants can grow together in zones 3 through 7.

Do Delphinium and Spinach have the same sun and water needs?

Delphinium needs full sun and medium water, while Spinach needs full sun to part shade and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Delphinium or Spinach?

Delphinium grows taller at 6' compared to Spinach at 1'. Delphinium spreads 2' while Spinach spreads 8".

Are Delphinium and Spinach deer resistant?

Delphinium is deer resistant, but Spinach is not. If deer are a concern, Delphinium is the better choice, or protect Spinach with fencing.

Which is easier to maintain, Delphinium or Spinach?

Delphinium has high maintenance while Spinach has low maintenance. Spinach may be easier for beginning gardeners to manage.